---Who is the woman_______ orange over there?
--- Oh, she is my mother.
| A．wear | B．with | C．in | D．on |
The two boys are fighting _______ each other.
| A．on | B．at | C．for | D．with |
When will the Greens arrive _______ Nanjing.
| A．at | B．in | C．on | D．to |
My mother arrives late _______ work because of the heavy rain.
| A．to | B．in | C．for | D．at |
I have _______ my room every day.
| A．clean | B．cleaning | C．to clean | D．cleans |
Let’s listen ________ the song together.
| A．to | B．at | C．on | D．on |